D) Nylon done clear. NCERT Solutions for Class 7 Science: Chapter 3 – Fibre to Fabric are given below. For example, polyester, nylon, and acrylic etc. e) Weaving of yarn makes a piece of fabric. Explanation: Obtained from wool which does not require the killing of animals. 3. Dietary fiber has long been an important ingredient in companion animal diets. Question 3. All these animals have an outer covering of hair, which is shaved off to obtain wool fibres. At the end of the Solutions, all the keywords and Notes which are important to understand NCERT Solutions for Class 7 Science Chapter 3- Fibre to Fabric, have been explained in a simple and easy to understand manner. Answer: The sources of obtaining fibres are plants and animals. D) Jute done clear. A) Cotton done clear. View Solution play_arrow; question_answer40) We can get wool from which of the following animals? B) Silk done clear. Name some wool yielding animals. Recent work on prebiotics and understanding the benefits of a healthful large bowel microbiota has increased the interest in dietary fibers. B) Jute done clear. These components are know as organells of a cell and these organells for a plant are vital for its functionality and survival. C) Flax done clear. Answer: (a) Silk is obtained from a silkworm. The most common fiber used to make paper is _____. Which of the following would be the right gift for her to buy? There is no difference in meaning between fiber and fibre. For example, polyester, nylon, and acrylic etc. B. C. Ozone. The cell wall, chloroplasts and vacuole are found in plant cell rather than animal cells. Answer: The fibres which are made from chemical substances or which are not obtained from the plant and animal sources are called synthetic fibres. Wool is a natural animal fibre obtained from sheep, goat, yak, camel, etc. f) Silk fibre … Some animals that live in cold places generally develop a thick coat of hair on their body. (a) Woollen shawl (b) Silk scarf (c) Animal fur cap (d) Leather jacket. Q2. d) The process of removing seed from cotton is called ginning. c) Jute is the outer covering of coconut. b) Spinning is a process of making fibres. Page No 42: Question 1: Name the source from which the following are obtained: (a) silk (b) wool (c) angora. It is just the animal skin treated with chemicals. Soln: The answer is (a) Woollen shawl. You must be familiar with the following nursery rhymes: (i) … Question 1. In particular, the database regarding … A) Cotton done clear. (b) Wool is obtained from a sheep. A. Biopharmaceuticals are cheaper and easier to produce in mass quantities than pharmaceuticals derived from animals. State whether the following statements are true or false: a) Yarn is made from fibres. Fibre to Fabric Class 7 Science Extra Questions Very Short Answer Type. Question 2. What is the difference between fiber and fibre? Leather is not a fibre. Which of the following is not released by trees into the atmosphere? Question1. View Solution play_arrow; question_answer52) DIRECTIONS: Read the passage (s) given be low and answer the questions that follow. Paheli wanted to buy a gift made of animal fibre obtained without killing the animal. Animal fibres are naturally obtained from animals. Name the sources of obtaining fibres. Fibres are of two types: natural fiber, which consists of animal and plant fibers, and man-made fiber, which consists of synthetic fibers and regenerated fibers. Answer: Wool yielding animals are sheep, yak, llama, alpaca, angora goat, angora rabbit and camel. Wood. C) Wool done clear. Which of the following is an animal fibre? (c) … Which of the following is an animal fibre? 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